- Brownie and Hellcat became two of the richest cats in the world when owner Dr. William Grier left them $415,000 in the 1960's
- Ben Rea left his cat Blackie £15 million in his will.

Heaviest

- Himmy, a neutered tabby living in Australia who weighed 46 lbs, 15.25 oz; died of heart failure
- Poppa - an 11-year-old tabby who wieghed 44.5 lbs.
- Tiger - a long-haired part-Persian weighing 43 lbs.
NOTE: Guinness World Records is no longer documenting this record, as owners were cruelly overfeeding their pets to gain a new record
Lightest
Mr Peebles is the world's smallest fully-grown cat, weighing in at just 3 lbs. (Guinness World Records)
First exhibitor

Mrs. Poodles, the first Siamese exhibited at an English cat show (in 1871)

Most toes

Jake, an Ontario, Canada cat with 28 toes, with 7 on each paw (Guinness World Records)
Longest whiskers

- Mingo, a Maine coon in Turku Finland - with whiskers measuring 6.8 inches in July 2004. (Guinness World Records)
- Ellie, living in Woodland Hills, Californiaa brown/black Maine Coon, had the longest single whisker on a cat (measuring 6.5 inches) on Febraury 15, 2004. (Guinness World Records)
Most expensive wedding

In September 1996, two rare “diamond-eyed” cats, Phet and Ploy, were married in matching pink outfits at a ceremony in Thailand's biggest discotheque. It cost Phet’s owner, Wichan Jaratarcha, 410,979 Thai Bhat ($16,241).

Most kittens in a litter

Tarawood Antigone, a brown Burmese who holds the records for having 19 kittens in one litter on August 7th 1970 . Four were stillborn.

Most kittens in a lifetime

Dusty, who delivered a total of 420 kittens in her life. She gave birth to her last litter on June 12th 1952.
NOTE: This is NOT a record to aspire toward.

Oldest mother

Litty, in Staffordshire England, gave birth for the last time at age 30. In her life, she had 218 kittens.

Oldest cat living

The oldest cat living is claimed to be Cream Puff who was born on August 3, 1967 (which made her 38 in 2005 if she was still alive).

Oldest cat

- Puss, 36 years old; died on Nov. 29, 1939
- Ma, a tabby who was 35 when she was euthanized Nov. 5, 1957
- Grampa, 34 years old, a Rex Sphinx; died April 1998

Longest travel home

Sugar's family, the Woods, left him behind when they moved; he left his new owners and found the Woods' new house 1,500 miles away

Most traveled cat

Hamlet escaped from his cage on a flight from Toronto, Canada, and traveled 600,000 miles in seven weeks, until he was caught in February 1984.
Longest survivor

On Dec. 9, 1999, 80 days after an earthquake struck Taiwan, killing an estimated 2,400 people, a cat was discovered alive in a collapsed building in Taichung. It was taken to veterinary hospital, where it made a full recovery.